29results about How to "Realize filling" patented technology

The utility model discloses a full-electronic intelligent beer filling valve which comprises a box body, an installation cylinder is fixedly connected to the inner wall of the box body, a filling pipe is fixedly connected to the inner wall of the installation cylinder, the bottom end of the filling pipe penetrates through and extends to the bottom of the box body, two through holes are formed in the inner wall of the installation cylinder, and the two through holes are formed in the inner wall of the installation cylinder. And the through hole is located in the top of the filling pipe, an electric push rod is installed on the top of the box body, and the bottom end of the electric push rod penetrates through the box body and extends into the installation cylinder. According to the utility model, the sealing seat is arranged to seal the filling pipe, and is matched with the sucking pump and the air supply pump to realize vacuum and carbon dioxide filling in the container, then filling is carried out, manual intervention is not needed with the gas sensor, and the automatic control system can accurately monitor and adjust the vacuum degree and the carbon dioxide content in the filling process; and the automatic system can reduce the labor cost and improve the production efficiency and the product quality, so that the production cost is saved.

The invention discloses a fully-mechanized caving filling mining method for a high-gas thick coal seam, and relates to the field of coal seam mining, a gas extraction filling roadway arranged in an overlying rock stratum is adopted to perform gas extraction and filling at the same time, and one-hole multi-purpose drilling is achieved, that is, a hole is drilled in an advanced working face to extract gas, and the gas extraction and filling are performed at the same time. And parallel operations of filling and mining are realized in a drilling and filling manner behind the working face, so that the mining efficiency is improved, and the problem that the mining efficiency is restricted by filling is solved. The gas is extracted through the drill hole, so that the gas concentration of the working face is reduced. Grouting and filling are conducted from top to bottom through the drilled holes, the filling efficiency is improved, and the problem that a traditional filling support is insufficient in height is solved; meanwhile, after the filling slurry is injected into the goaf, a filling body can be formed, namely, an integral supporting structure can be formed, roof contact can be achieved, the bearing performance is high, ground surface subsidence is controlled, and the problem of large-scale subsidence caused by fully mechanized caving mining is solved.

The utility model discloses a glue filling machine which comprises a filling support, the inner bottom wall of the filling support is fixedly connected with a conveying unit, a glue storage hopper is fixedly embedded in the upper surface of the filling support, the bottom face of the glue storage hopper is fixedly communicated with a filling head, the outer surface of the bottom end of the glue storage hopper is fixedly connected with heating blocks which are arranged in an annular mode, and the heating blocks are fixedly connected with the conveying unit. And the upper surface of the filling bracket is fixedly connected with a stirring bracket. According to the device, through the arrangement of a stirring support, a stirring motor, a rotating shaft, a stirring rod, a stirring ball and a heating block, glue in a glue storage hopper can be heated, the proper temperature of the glue is kept, mixing and stirring of the glue are achieved, and high-quality filling of the glue is facilitated; and glue can be driven to move downwards in an auxiliary mode, glue filling operation is facilitated, scraping and cleaning of the inner wall of the glue storage hopper are achieved, glue is prevented from adhering to the inner wall of the glue storage hopper, and subsequent cleaning operation of the glue storage hopper is facilitated.

The present invention belongs to the technical field of crop straw cutting and crushing, and specifically provides a straw crushing device, including a shell and a crushing assembly, wherein the crushing assembly is arranged in the shell, and the crushing assembly includes a rotating shaft, a cutting unit, an adjusting mechanism and a first driving mechanism. When the straw is loaded into the crushing chamber, the cutting unit can be driven by the adjusting mechanism to be in an avoidance posture, so that the first blade and the second blade are retracted in the receiving groove, so that the first blade will not interfere with the landing of the straw, and the straw can smoothly land at the bottom and be stacked layer by layer in the crushing chamber. With such an arrangement, more straw can be loaded without changing the volume of the crushing chamber, which helps to improve the straw crushing efficiency. When the straw is loaded, the adjusting mechanism switches the cutting unit to the cutting posture, and the first driving mechanism drives the rotating shaft to rotate, driving the first blade and the second blade to cut and crush the straw in the crushing chamber.

This invention discloses a miniature canning and conveying device, comprising a conveying assembly, a capping assembly, a cap transfer assembly, a guardrail assembly, a filling assembly, and a sterilization assembly mounted on a substrate. The conveying assembly has an inlet end, an inlet conveying end, an outlet conveying end, and an outlet end, with the inlet and outlet conveying ends conveying in opposite directions. The capping assembly is positioned above the inlet and outlet conveying ends. The cap transfer assembly is positioned between the inlet and outlet conveying ends. The guardrail assembly is laid between the inlet and outlet conveying ends, forming a filling and inoculation station, a sterilization station, and a channel. The filling and sterilization assemblies are respectively positioned at the filling and inoculation stations and the sterilization station. The guardrail assembly includes a bottle pushing component. This invention enables the filling and inoculation of the medicine inside the isolator from outside the isolator, preventing contamination of the internal environment of the isolator and leaks due to manual operation.

The utility model is suitable for the technical field of vitrification agent packaging, and provides an automatic vitrification agent packaging device which comprises a machine body. The concave cavity is formed in the outer side wall of the machine body; the transverse plate is fixed on the inner side wall of the concave cavity through a bolt; the electric push rod is fixed at the top of the transverse plate through a bolt; the lifting plate is fixed at the output end of the electric push rod; the groove is formed in the center of the outer side wall of the lifting plate; the rotating cylinder is embedded and fixed in the center position of the inner side wall of the groove through a bolt; through circular motion of one end of the vitrification agent filling pipe and horizontal movement of a bottle opening in the top of the vitrification agent bottle, the vitrification agent filling pipe can be inserted in the conveying process of the vitrification agent bottle, then follow-up vitrification agent filling is achieved, the vitrification agent is prevented from being spilled out, the vitrification agent does not need to wait for ascending and descending of the vitrification agent filling pipe when the vitrification agent is canned and packaged, and the production efficiency is improved. And therefore, the time required before filling is greatly shortened, and the filling and packaging efficiency is improved.

The utility model discloses a toner filling device which comprises a bottom plate, two supporting blocks are fixedly installed at the top of the bottom plate, a round box is fixedly installed between the two supporting blocks, a material storage box is fixedly installed at the top of the round box, and through holes communicated with the interior of the round box are formed in the top and the bottom of the round box. The upper through hole is communicated with a material storage box, a filling mechanism is arranged on the round box, a stirring mechanism connected with the filling mechanism is arranged on the material storage box, the filling mechanism comprises a motor fixedly installed on one outer wall of the round box, and a disc is fixedly installed on an output shaft of the motor. By arranging the filling mechanism and the turning and stirring mechanism, powder filling can be intermittently achieved, the volume of the powder filled every time is roughly the same, use is convenient, meanwhile, the powder in the storage box can be turned and stirred in the filling process, powder caking is avoided, and the filling efficiency is improved.

The utility model discloses a cosmetic liquid filling device, which relates to the technical field of cosmetic liquid filling and comprises a filling head. The filling head is fixedly mounted at the bottom of the sliding block through a mounting frame; the sliding block is in threaded fit with the second lead screw, and the end, away from the filling head, of the sliding block is movably installed in sliding grooves formed in the two sides of the swing rod. One end of the swing rod is movably installed in a rectangular groove formed in the filling machine shell through a clamping block, and the end of the swing rod and the first lead screw are installed in a matched mode. The two ends of the first lead screw are installed on the filling machine shell through bearings, and one end of the first lead screw is fixedly installed on the first driving motor. When the quantitative filling device is used, the tray is placed in the limiting plate, effective limiting of the tray is achieved, the situation that the tray is scattered during filling is prevented, during filling, the pump body conveys cosmetic liquid in the cosmetic liquid tank into the filling head in a quantitative mode through the hose, and the quantitative filling effect is achieved.

The utility model provides a filling device which comprises a lifting mechanism (1), a filling mechanism (2) and a clamping mechanism (3), the lifting mechanism (1) and the filling mechanism (2) are respectively arranged on a rack, the clamping mechanism (3) is arranged on the lifting mechanism (1), the lifting mechanism (1) works to drive the clamping mechanism (3) to reach a designated position, and the clamping mechanism (3) works to clamp a barrel body or a bottle body to enable the barrel body or the bottle body to be fixed and kept still. And the filling mechanism (2) works to fill barrels or bottles. The device is simple in structure, high in efficiency, small in occupied space and low in cost.

The invention relates to the technical field of injectors, in particular to a high-pressure sealing injector which comprises an injection gun shell, a needle cylinder and a digital display control panel, a pushing injection cavity used for inserting the needle cylinder is formed in the injection gun shell, and the inner side contour of the pushing injection cavity is in a cylinder shape; the injection gun shell is internally provided with a needle cylinder clamping and positioning structure which is used for clamping and fixing inserted needle cylinders with different sizes at the central axis in the injection pushing cavity; a spiral rolling compression-resistant assembly used for rolling and fixing inserted needle cylinders with different sizes is formed in the injection gun shell; through mutual cooperation and cooperation of the injection gun shell, the needle cylinder clamping and positioning structure, the injection pushing driving assembly, the spiral rolling and compression resisting assembly and the like, rolling and compression resisting protection can be conducted on needle cylinders of different sizes, so that the compression resisting capacity during high-pressure injection is improved, and high-pressure injection can also be conducted through disposable materials.

The utility model relates to the technical field of soldering paste production, in particular to a liquid soldering paste filling device. According to the technical scheme, the device comprises a charging barrel, a collecting hopper, a filling pipe and a rotating shaft, the filling pipe is inserted into the outer wall of the lower end of the charging barrel, a clamping sleeve is installed at the lower end of the outer wall of one side of the filling pipe, a connecting frame is rotatably installed in the clamping sleeve, the collecting hopper is installed on the outer wall of one side of the connecting frame, and a dust suction cover is inserted into the outer wall of the lower end of the collecting hopper. And connecting pipes are installed on the outer walls of the two ends of the dust suction hood in an inserted mode, a rotating shaft is rotationally installed on one side of the inner wall of the dust suction hood, and by arranging the motor body, the collecting hopper and the scraper, the effect of cleaning the filling pipes is achieved, residual material adhesion is avoided, the residual material collecting completeness is guaranteed, and the residual material waste amount is reduced.

The present invention discloses a shell loading device, comprising a supporting mechanism, a hoisting mechanism, a linear driving mechanism and a docking mechanism, wherein the supporting mechanism comprises a guide rail; the hoisting mechanism is used to hoist materials on the guide rail and drive the guide rail fixed with materials to rise and fall; the linear driving mechanism is connected to the guide rail and is used to push the materials to move along the length direction of the guide rail; the docking mechanism comprises two clamping assemblies arranged on both sides of the guide rail, and both clamping assemblies can be rotatably connected to the guide rail and can be opened and closed within the working range. The present invention can quickly push shells into the gun barrel.

The veterinary feed additive quantitative packaging machine comprises a bottom plate, a mounting groove is formed in the upper surface of the bottom plate, a servo motor is mounted in the mounting groove, the output end of the servo motor is connected with a connecting rod, the top end of the connecting rod is connected with a rotating plate, and the rotating plate is connected with a rotating shaft. And a limiting mechanism is arranged on the upper surface of the bottom plate. According to the veterinary feed additive weighing device, firstly, the weighing discs in the multiple containing grooves are used for conducting quantitative weighing operation on veterinary feed additives in the containing grooves, then the servo motor is used for driving the connecting rod and the rotating plate to rotate, and therefore workers can conveniently adjust the containing grooves and the weighing discs to be aligned with the electric discharging valves; in this way, not only can veterinary feed additives of different specifications be filled and packaged, but also quantitative filling and packaging of the veterinary feed additives can be achieved.

The invention relates to the technical field of stuffing filling, in particular to a using method of a multi-material filling metering device. According to the using method of the multi-material filling and metering device, the multi-material filling and metering device is adopted, the multi-material filling and metering device comprises a rack component, a servo metering component and a volume adjusting component, in the using process, a servo driving connecting shaft drives a lead screw to rotate, a nut drives a sliding block to move forwards and backwards, and the volume adjusting component is adjusted; and the sliding block drives the piston in the material cylinder to move through the piston rod, so that the material cylinder performs material filling operation after sucking materials. According to the method, filling is accurate, using is convenient and fast, simultaneous filling of multiple materials through a single filling machine can be achieved, and the equipment purchase cost, the equipment occupied area and the labor cost are greatly reduced; and moreover, the filling machine has a multi-range metering and adjusting function, can be driven by a servo system, and can be matched with material cylinders with different diameters to realize range adjustment, so that high-precision filling or filling injection is realized.

The utility model belongs to the technical field of hard capsule production, and mainly relates to an automatic felt filling machine which comprises a rotary table mechanism, and a feeding assembly, a waste push-out assembly, a first filling assembly, a second filling assembly and a receiving assembly are sequentially arranged on the periphery of the rotary table mechanism. The feeding assembly is used for feeding an oiling pipe onto the rotating disc mechanism, the rotating disc mechanism is used for driving the oiling pipe to rotate in the circumferential direction, the waste pushing-out assembly is used for pushing out old felt in the oiling pipe, the first filling assembly and the second filling assembly are used for pushing new felt into the oiling pipe, and the receiving assembly is used for collecting the oiling pipe filled with the new felt. In the rotating process of the rotating disc mechanism, through operation of the feeding assembly, the waste pushing-out assembly, the first filling assembly, the second filling assembly and the receiving assembly in sequence, replacement and filling of two kinds of felts in the oiling pipe are completed, the problem that the replacement process of the felts in the oiling pipe is tedious is solved, and the production efficiency is improved.

The utility model relates to a kind of spiral discharging and degassing device for graphitization furnace filling, including the buffer bin for buffering material being arranged above graphitization furnace, the feed pipe being provided on buffer bin and being communicated with buffer bin inner chamber, the discharge outlet of buffer bin lower end is connected with vertically downward arrangement's discharging pipe, discharging pipe is worn with the discharging spiral that can rotate relative to discharging pipe, driving device is set on buffer bin and drives discharging spiral rotation, discharging pipe includes the discharging pipe and degassing pipe with sequentially communicated from top to bottom, discharging pipe upper end is connected with the discharge outlet of buffer bin lower end, the upper end of degassing pipe is connected with the lower end of discharging pipe, and degassing pipe is provided with the exhaust pipe being communicated with degassing pipe inner chamber.This utility model adopts spiral extrusion mode to convey material into graphitization furnace, and air in material is discharged through degassing pipe in spiral extrusion process, so that the material is compacted, dust pollution is reduced, and filling quality is improved.

An automatic bag cutting device for bagged snow-melting agents is installed on a vehicle hopper of a snow-melting spreading vehicle and comprises a frame body, at least one cutting tool with an upward cutting edge is arranged at the upper end of the frame body, a vibrator is arranged on the upper portion of the frame body and located below the cutting tool, and the cutting tool is connected with the vibrator. The two ends of the cutting tool extend out of the frame body, and the cutting tool is connected with the vibrator through a lockable telescopic rod. According to the utility model, the frame body with the cutting tool is arranged on the vehicle hopper of the snow-melting spreading vehicle and is matched with a crane to move the hoisted bagged snow-melting agent onto the cutting edge of the cutting tool, the weight of the bagged snow-melting agent is large, and the lower end of a bagged snow-melting agent packaging bag can be easily cut through the self weight and the movement of the crane; the snow melting agent can conveniently fall into the vehicle hopper, and filling is achieved; and for the condition that the packaging bag filled with the snow melting agent cannot be cut at a time or a cutting opening is small, the vibrator is started, the vibrator drives the cutting tool to vibrate, and the cutting tool can conveniently conduct vibration cutting on the packaging bag.

The utility model relates to the technical field of antifogging agent production, and discloses a filling device for antifogging agent production, which comprises a bottom plate, the upper surface of the middle of the bottom plate is rotatably connected with a rotating shaft, and the upper surface of the rotating shaft is fixedly connected with a groove turntable. According to the anti-fogging agent filling bottle conveying device, the anti-fogging agent filling bottles are conveyed from right to left through the conveying structure, when the anti-fogging agent filling bottles reach the joint of the right conveying belt and the fixed limiting tray, due to extrusion force between the anti-fogging agent filling bottles, the anti-fogging agent filling bottles are conveyed into the fixed limiting tray, a first motor is started, and the anti-fogging agent filling bottles are conveyed into the fixed limiting tray. Due to the fact that the output shaft of the first motor rotates to drive the rotating frame to rotate, the rotating frame rotates by one circle to drive the driven frame to rotate by one fourth circle, when the rotating frame rotates to the position where the driven frame is not driven, anti-fogging agent filling just starts to be achieved, intermittent movement is adopted by the device, and therefore the filling efficiency is higher; therefore, the production of the antifogging agent is met.

The invention relates to the technical field of mine green filling and waste gas storage, and provides a flue gas adsorption-storage method based on goaf pressure-bearing multi-source solid waste filling. Aiming at the problems of surface subsidence of the goaf after coal mining and pollution of flue gas of the pithead power plant to the atmospheric environment, solid wastes generated in the coal mining process are used for performing nearby backfilling on the goaf, and meanwhile, harmful flue gas of the pithead power plant is subjected to adsorption-storage; and the filling cost is reduced, and meanwhile, the quality of air around a mining area is improved. Moreover, a'whole-section high multi-separation-layer continuous grouting 'method is adopted, so that'one hole with multiple purposes' and timely grouting in the dynamic development process of the separation layers are realized, the failure rate of the drill hole is reduced, and the service life of the drill hole is prolonged. Furthermore, a sensor installed in a to-be-filled area is utilized, intelligent real-time monitoring of the goaf roof contact condition and the flue gas sealing condition in the filling process is achieved, and the working efficiency is greatly improved.

The utility model discloses automatic injection filling equipment, and relates to the technical field of liquid medicine filling. The device comprises a base plate, a filling assembly is arranged above the base plate, an agent tank in the filling assembly is arranged above the base plate, a forward support and a reverse support which are connected to the peripheral side wall of the agent tank are connected to the base plate, an agent bottle is arranged below the agent tank, and the lower surface of a discharging hopper communicated with the lower surface of the agent tank is communicated with a discharging pipe. A bottle plug is arranged on a needle nozzle communicated with the medicament bottle; and a lifting assembly is arranged below the medicament bottle. The filling assembly is arranged, a needle nozzle punctures a rubber plug, injection in a medicament tank enters a medicament bottle, filling of the injection is achieved, sealing between the needle nozzle and the rubber plug is good, waste of the injection is reduced, the lifting assembly is arranged, the distance between the carrying plate and the discharging pipe is adjusted, and the injection can be conveniently and rapidly filled. And injection liquid can be conveniently filled into medicament bottles with different sizes, so that the practicability is improved.

The invention relates to a mass spectrum characterization platform for full-process inert gas protection high-flux sample introduction and a use method, and the mass spectrum characterization platform comprises a novel glove box which can be connected with a transfer cavity, a high-flux detection mass spectrum ionization source which is connected to a mass spectrometer, and an inert gas protection transfer cavity, batches of to-be-detected trace samples with different dimensions are sampled in a glove box on the basis of the inert gas shielding transfer cavity, and the inert gas shielding transfer cavity is connected with a high-throughput detection mass spectrum ionization source, so that high-throughput analysis that a plurality of samples are sequentially detected on a mass spectrometer in one-time sample loading is realized. The sample is in a protective gas atmosphere in the sampling, transferring and detecting processes.

This invention relates to a novel glove box based on a slide gate valve-connected sample inlet and transfer chamber, and its usage method. The glove box has a connecting interface on its side wall, through which an external slide gate valve-type glove box transition chamber is installed, connecting the inside and outside of the glove box. The output end of the external slide gate valve-type glove box transition chamber is equipped with an external slide gate valve. The external slide gate valve-type glove box transition chamber has a sealed working state and an open sample loading state for transferring the sample to be tested. A movable sample transfer assembly is located inside the external slide gate valve-type glove box transition chamber. This invention provides a continuous sampling gas protective atmosphere and facilitates convenient and simple sampling during the injection process.

The invention provides an iodine adsorber activated carbon replacement system and method, the replacement system is communicated with an iodine adsorber and a material barrel through pipelines, the replacement system comprises a stock bin, a filtering module and a power module, and the stock bin is used for storing activated carbon materials in the iodine adsorber or the material barrel; the filtering module is used for filtering dust impurities in the pipeline; the power module is used for adjusting the replacement system to be in a positive / negative pressure state, so that the activated carbon material is transferred among the iodine adsorber, the stock bin and the charging basket. By adopting the replacement system of the compression fan, the whole replacement system has a positive / negative pressure function under different formed control loops, the positive / negative pressure in the replacement system is utilized to enable the replacement system to be in different air pressure states to form suction force and thrust force, activated carbon in the iodine adsorber is loaded and unloaded, and the replacement efficiency is improved. The problem that unsafe behaviors are caused by the adoption of a charging basket inversion method in unloading of invalid activated carbon and filling of new activated carbon in the iodine adsorber of the nuclear power station is solved.

The utility model relates to filling equipment technical field discloses a kind of acidifier filling equipment, including conveyer belt, the conveyer belt side is connected with baffle by drive arrangement, the left and right sides of conveyer belt are evenly provided with fixed frame, electric telescopic rod is fixedly connected in the middle part inboard of fixed frame, the driving end of electric telescopic rod is fixedly connected with clamping plate, electric chute is provided in the inboard of fixed frame upper end, the inner wall of electric chute is slidably connected with slider, the inboard lower end of slider is fixedly connected with fixed plate, the middle part of fixed plate is fixedly connected with filling head, the outer wall of filling head lower end is fixedly connected with conical rubber cover.In the utility model, by injecting argon to create an oxygen-free environment, effectively inhibit acidifier volatilization and prevent its oxidation, to protect product stability. Through the linkage of each component to realize automatic clamping, filling and release, baffle rotation synchronously completes pushing and interception, realize continuous production, and waste gas centralized treatment, give consideration to efficient and environmental protection.

The utility model relates to uniform feeding equipment for fasteners, and aims to solve the technical problem that the processing efficiency is reduced due to the fact that a certain number of semi-finished fasteners are always uniformly fed by the existing feeding equipment and then transferred and distributed to all workbenches after being fed to the next working procedure, the uniform feeding equipment comprises a base, an adjusting mechanism is arranged at the top of the base, and the adjusting mechanism is arranged at the bottom of the base. A charging mechanism is arranged on the outer side of the adjusting mechanism; according to the utility model, the loading of the semi-finished fasteners is effectively realized through the loading mechanisms, and the limiting disc is effectively driven to rotate through the motor, so that the three loading mechanisms return to the original positions after the three loading mechanisms finish loading and the limiting disc rotates for a circle, the valve is started, the unloading channel is opened, and the semi-finished fasteners directly fall to a certain post-processing procedure workbench; and meanwhile, due to the fact that the specifications of the three loading mechanisms are the same, uniform feeding of semi-finished products of the fasteners can be effectively achieved, and the same machining progress of all the workbenches is maintained.

The utility model relates to the technical field of filling, and discloses a powder filling device which comprises a filling bottle used for containing powder, a weighing mechanism arranged at the bottom of the filling bottle and a material storage tank, and a plurality of filling mechanisms are arranged at the lower end of the material storage tank. The filling mechanism comprises a shell, the lower end of the shell is provided with a discharging port used for filling the filling bottle with powder, a driving mechanism used for driving the powder to be discharged is arranged at the position, corresponding to the discharging port, in the shell, and the filling device further comprises an opening and closing mechanism used for opening and closing the discharging port. The driving mechanism and the opening and closing mechanism are electrically connected with the weighing mechanism. According to the powder filling device provided by the utility model, filling of a plurality of filling bottles can be realized at one time, the filling efficiency is improved, and the situation that powder leaks from the discharging opening after the filling bottles are filled with required powder is avoided, so that the influence on the filling precision is ensured.

A riser tube structure, a forming mold, a casting device and a preparation method for anti-gravity filling of amorphous alloys belong to the field of casting. In order to solve the problems of poor sealing of traditional riser tubes and molds, easy interface reaction with molten metal, low industrial reusability, etc., which seriously affect the effect and quality of anti-gravity casting of amorphous alloys. The riser tube structure, forming mold, linear drive and melting chamber of the present invention; the forming mold is installed above the melting chamber through a linear drive, the liquid outlet end of the riser tube structure is connected to the liquid inlet end of the forming mold, and the liquid inlet end of the riser tube structure is suspended above the socket of the melting chamber; when the amorphous alloy in the melting chamber is melted, the riser tube structure is driven by the linear drive, and the liquid inlet end of the riser tube structure is inserted from the socket of the melting chamber into the melting chamber to realize the diversion of the amorphous alloy melt; the present invention is mainly used for the preparation of amorphous alloy molded parts.

This invention relates to a tiered heating and oxygen supply system, belonging to the field of high-altitude air conditioning technology. The system integrates photovoltaic power generation, solar thermal collection, water electrolysis oxygen production, fuel cell cogeneration, and oxygen filling devices. Since the energy source of the tiered heating and oxygen supply system is solar radiation, it utilizes both the photovoltaic power generation system for electricity generation and the solar thermal collection system for heating, achieving zero carbon emissions for the entire system. By utilizing the difference in heat quality between the solar thermal collection system and the hydrogen fuel cell cogeneration system, tiered heating can be provided to users; the high-temperature hot water provided by the solar thermal collection system can be used for heating, while the medium- and low-temperature hot water provided by the fuel cell cogeneration system can be used for bathing. The system utilizes a combination of pressurization and depressurization equipment to store oxygen from the same source at different pressures, achieving tiered oxygen supply for different oxygen-consuming terminals.

The invention provides coal mine tunnel continuous gangue throwing and filling equipment which comprises a backfill machine, a feeding machine, a reversed loader and a movable machine tail, a telescopic mechanism, a lifting mechanism, a swing mechanism and a gangue throwing belt are arranged on the backfill machine, the telescopic mechanism drives the gangue throwing belt to stretch out and draw back front and back, the lifting mechanism drives the gangue throwing belt to change amplitude up and down, and the swing mechanism drives the gangue throwing belt to swing back and forth. The swing mechanism drives the waste rock throwing belt to swing horizontally; an auxiliary roof-contacting mechanism is arranged at the front end of the backfilling machine, a height-adjusting and deviation-adjusting mechanism and a supporting device are arranged on the rear side, a walking device is arranged on the lower side, and a push plate mechanism is arranged on the front side of the walking device. A four-machine linkage continuous filling system is created for the first time, and the problems of low efficiency and high safety risk in the prior art are thoroughly solved. Through integrated linkage of the backfilling machine, the feeding machine, the reversed loader and the movable machine tail, continuous conveying and filling of gangue are achieved, the equipment can achieve continuous stepping through the self-walking mechanism, and small-step intermittent backward movement is not needed.